Although he died in Germany, officials said the incident that led to his death happened in Andar, Afghanistan, and is under investigation.

According to Fort Drum, Maddox was was a petroleum supply specialist.

Maddox joined the Army in January 2011.

After training at Fort Leonard Wood, Missouri, and Fort Lee, Virginia, he arrived at Fort Drum in July 2011.

Maddox deployed with his unit to Afghanistan in January 2013.

Maddox's awards and decorations include the Army Achievement Medal, the Afghanistan Campaign Medal, the Global War on Terrorism Service Medal, the Army Service Ribbon, the NATO Medal, the National Defense Service Medal and the Combat Action Badge.